复制算法的性能很优异，但是它有一个缺点是需要两倍于标记-清除收集器所需要的内存。
The copying algorithm has excellent performance characteristics, but it has the drawback of requiring twice as much memory as a mark-sweep collector.
复制算法的性能很优异，但是它有一个缺点是需要两倍于标记-清除收集器所需要的内存。
The copying algorithm has excellent performance characteristics, but it has the drawback of requiring twice as much memory as a mark-sweep collector.
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